package jdbc_practice;

import jdbc.DBUtil;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

public class Demo2 {
    public static void main(String[] args) {
        try(Connection connection = DBUtil.getConnection();) {
            String sql =  "INSERT INTO user(username,password,nickname,age) " +
                    "VALUES (?,?,?,?)";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1,"张三");
            ps.setString(2,"123456");
            ps.setString(3,"阿三");
            ps.setInt(4,22);

            ResultSet rs = ps.executeQuery();
            if(rs.next()){
                System.out.println("插入成功");
            }else {
                System.out.println("插入失败");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
